5-iodo-1,3,6-trimethylpyrimidine-2,4-dione

5-碘-1,3,6-三甲基尿嘧啶

Also known as: 1,3,6-Trimethyl-5-iodouracil, 1,2,3,4-tetrahydro-5-iodo-1,3,6-trimethyl-2,4-dioxopyrimidine, 2,4(1H,3H)-Pyrimidinedione, 5-iodo-1,3,6-trimethyl-, 5-iodo-1,3,6-trimethyluracil, Tetrahydroiodotrimethyldioxopyrimidine

5-iodo-1,3,6-trimethylpyrimidine-2,4-dione (CAS 134039-54-6) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C7H9IN2O2 and a molecular weight of 280.06300 g/mol. It is also known as 1,3,6-Trimethyl-5-iodouracil, 1,2,3,4-tetrahydro-5-iodo-1,3,6-trimethyl-2,4-dioxopyrimidine and 2,4(1H,3H)-Pyrimidinedione, 5-iodo-1,3,6-trimethyl-. Key properties include a boiling point of 273ºC at 760mmHg, a density of 1.91g/cm3 and a flash point of 118.9ºC. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
134039-54-6
Jingsj CID
J-1525669-4
Molecular Formula
C7H9IN2O2
Chinese Name
5-碘-1,3,6-三甲基尿嘧啶
Molecular Weight
280.06300 g/mol
Category
Pharma Intermediates
Last updated
8/21/2026

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Physicochemical Properties

Boiling Point273ºC at 760mmHg
Density1.91g/cm3
Flash Point118.9ºC

Frequently Asked Questions

What is the CAS number of 5-iodo-1,3,6-trimethylpyrimidine-2,4-dione?

The CAS number of 5-iodo-1,3,6-trimethylpyrimidine-2,4-dione is 134039-54-6.

What are the molecular formula and molecular weight of 5-iodo-1,3,6-trimethylpyrimidine-2,4-dione?

5-iodo-1,3,6-trimethylpyrimidine-2,4-dione has molecular formula C7H9IN2O2 and molecular weight 280.06300 g/mol.

Data compiled from public chemical databases and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "5-iodo-1,3,6-trimethylpyrimidine-2,4-dione (CAS 134039-54-6)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1525669-4 (accessed 2026-10-24).

Data for reference only; verify specifications, grades and regulatory status with suppliers before purchase.